Checker Brick is a decorative brickwork pattern consisting of alternating courses of bricks in contrasting colors, typically red and black. It creates a checkerboard effect and is commonly used on the exterior of buildings.
Checker Brick is a pattern of brickwork that consists of alternating courses of bricks in contrasting colors, typically red and black. The design creates a checkerboard pattern and is often used for decorative purposes on the exterior of buildings. Checker Brick can also be referred to as chessboard brick, and variations of the pattern include alternating shapes or adding a third color for a more complex design. The technique has been used for centuries and continues to be a popular choice in contemporary architecture and design.
| Item | SK-32 | SK-33 | SK-34 |
| Refractoriness（℃） ≥ | 1710 | 1730 | 1750 |
| Bulk Density（g/cm3） ≥ | 2.00 | 2.10 | 2.20 |
| Apparent Porosity （%） ≤ | 26 | 24 | 22 |
| Cold Crushing Strength（MPa） ≥ | 20 | 25 | 30 |
| @1350°×2h Permanent Linear Change（%） | ±0.5 | ±0.4 | ±0.3 |
| @ 0.2MPa Refractoriness Under Load （℃） ≥ | 1250 | 1300 | 1350 |
| Al2O3（%） ≥ | 32 | 35 | 40 |
| Fe2O3（%） ≤ | 2.5 | 2.5 | 2.0 |
| Item | SK-35 | SK-36 | SK-37 | SK-38 | SK-39 | SK-40 |
| Refractoriness（℃） ≥ | 1770 | 1790 | 1820 | 1850 | 1880 | 1920 |
| Bulk Density（g/cm3） ≥ | 2.25 | 2.30 | 2.35 | 2.40 | 2.45 | 2.50 |
| Apparent Porosity（%） ≤ | 23 | 23 | 22 | 22 | 21 | 20 |
| Cold Crushing Strength（MPa） ≥ | 40 | 45 | 50 | 55 | 60 | 70 |
| @1400°×2h Permanent Linear Change（%） | ±0.3 | ±0.3 | ±0.3 | ±0.3 | ±0.2 | ±0.2 |
| @ 0.2MPa Refractoriness Under Load（℃） ≥ | 1420 | 1450 | 1480 | 1520 | 1550 | 1600 |
| Al2O3（%） ≥ | 48 | 55 | 62 | 70 | 75 | 80 |
| Fe2O3（%） ≤ | 2.0 | 2.0 | 2.0 | 2.0 | 2.0 | 1.8 |
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